save project

diy1.py

 username = "HS" # 保存在服务器数据库中的用户账号（正确的账号）
 username = "HS" # 保存在服务器数据库中的用户账号（正确的账号）
 userpassword = "070625" 
 userpassword = "070625" 
+I=0
 while True:
 while True:
+    if I<3:
+        I+=1
         zhanghu=input("请输入账户")
         zhanghu=input("请输入账户")
         mima=input("请输入密码")
         mima=input("请输入密码")
         if username==zhanghu and userpassword==mima:
         if username==zhanghu and userpassword==mima:
@@ -11,3 +14,7 @@ while True:
             continue
             continue
         if userpassword!=mima:
         if userpassword!=mima:
             print("登陆失败,密码错误")
             print("登陆失败,密码错误")
+    else:
+        print("SB")
+        exit()
+print("welcome to bear")
\ No newline at end of file